: • Type: Professional Display Screen (LCD Monitor) Quantity: 90 screens • Model: EVD-4621 • Size: Approximately 46 inches • Year of Manufacture: September 2015 • Country of Manufacture: Korea • Primary Use: Commercial display screens / Control rooms / Video Wall / Industrial use Features: • Designed for long operation (24/7) • Professional ports (DVI / RS232 for control / Service ports) • High manufacturing quality compared to regular screens • Suitable for linking within a multi-screen system (Video Wall)